Earlier this month, HarperCollins published Go Set a Watchman, the novel Harper Lee called the “parent” of To Kill a Mockingbird. This hour, we’ll talk about how the book has us reconsidering Atticus Finch and the rest of the Mockingbird universe with Thomas DiPiero, dean of the Dedman College of Humanities at SMU. DiPiero reviewed Watchman for the New York Post.